Prevalence and Age-Related Changes of Corneal Astigmatism in Patients Undergoing Cataract Surgery in Northern China

<div>Corneal astigmatism in different age groups. Boxes show the interquartile range. Bold lines in boxes represent the median, and the whiskers represent extreme values.</div>

Journal of Ophthalmology

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Figure 2

Figure 2: Prevalence and Age-Related Changes of Corneal Astigmatism in Patients Undergoing Cataract Surgery in Northern China 